Fixes #5699: Improve general display when there is subsection
Fixes #5706: Display tooltip on directive section just added
Fixes #5707: Improve display of tooltips in directive edit form
Merge pull request #652 from VinceMacBuche/tooltip

Fixes #5707: Improve display of tooltips in directive edit form
Merge pull request #651 from VinceMacBuche/tooltip_directive

Fixes #5706: Display tooltip on directive section just added
Merge pull request #648 from VinceMacBuche/add_another

Fixes #5699: Improve general display when there is subsection
Merge branch 'branches/rudder/2.6' into branches/rudder/2.10

Conflicts:
	rudder-web/src/main/scala/com/normation/rudder/web/model/DirectiveEditor.scala
Merge branch 'branches/rudder/2.10' into branches/rudder/2.11
Merge branch 'branches/rudder/2.11' into branches/rudder/3.0
Fixes #5701: Improve display of radio buttons in directive form